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Howard D. Merzel, M.D.

NPI 1447233002ActiveIndividual· Internal Medicine, Gastroenterology· Geneseo, NY

Internal Medicine, Gastroenterology (M.D.) in Geneseo, New York, trained at Medical College of Wisconsin (class of 1984). Part D covered 38 prescriptions written in 2024, 92% of them generic. Cook Medical LLC reported $129.08 in payments in 2025, mostly food and beverage.

Overview

NPI1447233002
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedNov 28, 2005
Last updated in NPPESJul 3, 2023
Certified by providerFeb 2, 2023

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Gastroenterology Primary207RG0100X178141NY

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Gastroenterology (NY)

Part D prescriptions in 2024

Prescriptions (claims)38 · 74 30-day fills
Patients24
Total drug cost$6,642
Generic share92% of claims

Medicare sources and data years

Education and affiliations

Medical schoolMedical College of Wisconsin
Graduation year1984
Medicare specialtyGastroenterology
Secondary specialtiesInternal Medicine

Medical groups

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$129.08 · 1 payment from 1 company
  • 2024$208.27 · 3 payments from 1 company

Top paying companies in 2025

CompanyAmountPayments
Cook Medical LLC$129.081

What the 2025 payments were for

  • Food and Beverage$129.08 · 1 payment

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records